asahina mikuru, kyon no imouto, nagato yuki, suzumiya haruhi, tsuruya, suzumiya haruhi no yuuutsu, highres, 00s, 5girls, arms up, beach, bikini, brown hair, day, everyone, flip-flops, friends, hairband, innertube, long hair, multiple girls, one-piece swimsuit, polka dot, polka dot bikini, ponytail, sandals, short hair, striped bikini, striped clothes, swim ring, swimsuit, vertical-striped bikini, vertical-striped clothes, very long hair